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各位前辈好，我想要一块低噪放芯片，中心频率在300M，带宽30----50M，从天线接收到的输入信号的功率为-50dBM，请各位前辈多指点！
楼主你好！
可以看看这颗：
http://www.ti.com/lit/ds/symlink/ths4304.pdf
Noise figure 要求多少?
